75-Pings were the first 1st cavity backs named K-1 irons
78-Wilsons 1st Partial Concaves were the 1200 LT
78 Wilsons 1st full cavity backs were 1200 GE (Gear Effect)
79-Ping Eye series began in 1979
80-MacGregors 1st concaves were the - DX
83 Wilson 1200 LT switched from Persimmon to 1st Metal Wood
83-89 Wilson Staff irons ruled from 1983-1989
84-Ping Eye 2 was the best in 1984
91-Wilson Staff FG-51 came out in 1991
92-Nicklaus sold out to continue his Golden Bear Clubs in 1992
92-Macgregor sold T920 driver for $500- a Titanium wood in 1992

93-Cavity Backs were finally accepted by 1993
97-MacGregor Switched to manufacturing in china in 1997

HISTORY
1st Generation Small Metal Woods: 1980-92
71- Lynx made the best selling Irons .
71-Lynx made the best selling Woods -the first plastic coated persimmon
76-Pinseeker made the first Chrome clubs in 1976- but didn't market well.
77-Lynx Predator made the first best selling metalwood, ½ metal. ½ wood
79-1ST Total Metal Wood made by Taylor Made in 1979 was a 12 degree
82-Pinseeker-#1,3,4,5, Chrome ,1982-93
82-Lynx Classic #1, Black & aluminum n